package com.example.common.core.controller;

import cn.hutool.core.collection.CollectionUtil;
import com.example.common.core.domain.R;
import com.example.common.core.domain.TableDataInfo;
import com.github.pagehelper.PageInfo;

import java.util.List;

public class BaseController {


    public R<Void> toR(int rows){
        return rows > 0 ? R.ok() : R.fail();


    }
    public R<Void> toR(boolean result){
        return result ? R.ok() : R.fail();


    }

    public TableDataInfo getTableDataInfo(List<?> list){

//        list == null || list.isEmpty()
        if (CollectionUtil.isEmpty(list)) {
            return TableDataInfo.empty();
        }

        new PageInfo<>(list).getTotal(); //获取符合查询条件的数据总数
//        return TableDataInfo.success(list,list.size());
        return TableDataInfo.success(list,new PageInfo<>(list).getTotal());


    }
}
